An old guy saw a young man with a colorful spiky hair

An old guy saw a young man with a colorful and spiky hair walking in a shopping mall. He can't help to smile and shook his head. The young man obviously noticed. He is a bit annoyed. he asks"Hello grandpa. Never saw modern hairstyle like this in your time, haven't you?" The old guy was kind of speechless but he eventually managed to talk back" I think you are my long lost son". The young man laughed" What are you talking about, old fool? I have never met you in my life"

The old man replied" 20 years ago, I FXXKed a peacock once"